# 1. 添加cmake版本说明
cmake_minimum_required(VERSION 3.1.3) 

# 2. 声明工程名称
project(message_server)

set(target "message_server")

# set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g")

# 3. 检测并生成proto框架代码
#   1. 添加所需的proto映射代码文件名称
set(proto_path ${CMAKE_CURRENT_SOURCE_DIR}/../proto)
set(proto_files base.proto file.proto user.proto message.proto)

#   2. 检测框架代码文件是否已经生成
set(proto_hxx "")
set(proto_cxx "")
set(proto_srcs "")
foreach(proto_file ${proto_files})
#   3. 如果没有生成，则预定义生成指令 -- 用于在构建项目之前先生成框架代码
    string(REPLACE ".proto" ".pb.cc" proto_cc ${proto_file})
    string(REPLACE ".proto" ".pb.h" proto_hh ${proto_file})
    if(NOT EXISTS ${CMAKE_CURRENT_BINARY_DIR}${proto_cc})
        add_custom_command(
            PRE_BUILD 
            COMMAND protoc
            ARGS --cpp_out=${CMAKE_CURRENT_BINARY_DIR} -I ${proto_path} --experimental_allow_proto3_optional ${proto_path}/${proto_file}
            DEPENDS ${proto_path}/${proto_file}
            OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${proto_cc}
            COMMENT "生成Protobuf框架代码文件: " ${CMAKE_CURRENT_BINARY_DIR}/${proto_cc}
        )
        endif()
    list(APPEND proto_srcs ${CMAKE_CURRENT_BINARY_DIR}/${proto_cc})
endforeach()


# . 检测并生成ODB框架代码
#   1. 添加所需的odb映射代码文件名称
set(odb_path ${CMAKE_CURRENT_SOURCE_DIR}/../odb)
set(odb_files message.hxx)

#   2. 检测框架代码文件是否已经生成
set(odb_hxx "")
set(odb_cxx "")
set(odb_srcs "")
foreach(odb_file ${odb_files})
#   3. 如果没有生成，则预定义生成指令 -- 用于在构建项目之前先生成框架代码
    # student.hxx -> student-odb.hxx student-odb.cxx student-odb.ixx student.sql
    string(REPLACE ".hxx" "-odb.hxx" odb_hxx ${odb_file})
    string(REPLACE ".hxx" "-odb.cxx" odb_cxx ${odb_file})
    if(NOT EXISTS ${CMAKE_CURRENT_BINARY_DIR}${odb_hxx})
        add_custom_command(
            PRE_BUILD 
            COMMAND odb
            ARGS -d mysql --std c++11 --generate-query --generate-schema --profile boost/date-time ${odb_path}/${odb_file}
            DEPENDS ${odb_path}/${odb_file}
            OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${odb_cxx}
            COMMENT "生成ODB框架代码文件: " ${CMAKE_CURRENT_BINARY_DIR}/${odb_cxx}
        )
        endif()
#   4. 将所有生成的框架源码文件名称保存起来  student-odb.cxx classes-odb.cxx
    list(APPEND odb_srcs ${CMAKE_CURRENT_BINARY_DIR}/${odb_cxx})
endforeach()



# 4. 获取源码目录下的所有源码文件
set(src_files "")
aux_source_directory(${CMAKE_CURRENT_SOURCE_DIR}/source src_files) 

# 5. 声明目标及依赖
add_executable(${target} ${src_files} ${proto_srcs} ${odb_srcs}) 
# 7. 设置需要链接的库
target_link_libraries(${target} -lgflags 
    -lspdlog -lfmt -lbrpc -lssl -lcrypto 
    -lprotobuf -lleveldb -letcd-cpp-api 
    -lcpprest -lodb-mysql -lodb -lodb-boost
    -ljsoncpp -lcpr -lelasticlient -lcurl
    -lamqpcpp -lev)


set(test_client "message_client")
set(test_files "")
aux_source_directory(${CMAKE_CURRENT_SOURCE_DIR}/test test_files) 
add_executable(${test_client} ${test_files} ${proto_srcs}) 
target_link_libraries(${test_client} -lgtest -lgflags -lspdlog -lfmt -lbrpc -lssl -lcrypto -lprotobuf -lleveldb -letcd-cpp-api -lcpprest -lcurl -ljsoncpp)



# 6. 设置头文件默认搜索路径
include_directories(${CMAKE_CURRENT_BINARY_DIR})
include_directories(${CMAKE_CURRENT_SOURCE_DIR}/../common)
include_directories(${CMAKE_CURRENT_SOURCE_DIR}/../odb)
include_directories(${CMAKE_CURRENT_SOURCE_DIR}/../third/include)


# 8. 设置安装路径
INSTALL(TARGETS ${target} ${test_client} RUNTIME DESTINATION bin) 